Home / 23,728.40-35,560.20-15,808.40

Finding the Fourth Proportional to 23,728.40, 35,560.20 and 15,808.40

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Solution

The fourth proportional to 23,728.40, 35,560.20 and 15,808.40 is: 23,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.40 : 35,560.20 = 15,808.40 : x
  2. Step 2: Convert to fraction form
    23,728.40/35,560.20 = 15,808.40/x
  3. Step 3: Cross multiply
    23,728.40x = 35,560.20 × 15,808.40
  4. Step 4: Simplify right side
    23,728.40x = 562,149,865.68
  5. Step 5: Solve for x
    x = 562,149,865.68/23,728.40
  6. Step 6: Final answer
    x = 23,691.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.